Portreath Incline (Raised Lower Section Only) is a Grade II listed building in the Cornwall local planning authority area, England. Infrastructure.
Portreath Incline (Raised Lower Section Only)
- WRENN ID
- empty-hammer-willow
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- Camborne and Redruth MP: Perran Moon (Lab)
- Country
- England
- Type
- Infrastructure
- OS grid reference
- SW 657 451
- Coordinates
- 50.26002, -5.28845
- Source
- Historic England listing
Description
The Portreath Incline, specifically the raised lower section, is part of a tramroad incline built in 1809. It represents the final descent of a tramroad that connected the Carn Brea mining area to Portreath Harbour. The incline features retaining walls made of coursed granite and uncoursed killas rubble, with granite dressings. It runs approximately 200 metres in a north-south direction and crosses a public road via a semicircular bridge. This bridge includes granite voussoirs, shallow battered buttresses, a simple band, and a parapet with brick coping. Near the bottom, where it crosses a stream, there is a smaller but similar bridge. The incline is one of the few remaining structures from the horse-drawn tramway that supplied mine engines with fuel before steam-powered locomotives were introduced, making it a notable feature in the landscape of Portreath.
Local climate
Portreath Incline (Raised Lower Section Only) receives an average of 880 mm of rain a year. This makes it wetter than 65% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 87% of listed buildings.
It experiences an average of 5 freeze-thaw cycles a year, fewer than 97% of listed buildings. Of these, 2 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- No EPC on record for this property
- No sale records on file
- No related consent applications matched
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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